Home / 99,861,181.80-149,808,167.10-30,773,997.24

Finding the Fourth Proportional to 99,861,181.80, 149,808,167.10 and 30,773,997.24

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Solution

The fourth proportional to 99,861,181.80, 149,808,167.10 and 30,773,997.24 is: 46,166,048.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,861,181.80 : 149,808,167.10 = 30,773,997.24 : x
  2. Step 2: Convert to fraction form
    99,861,181.80/149,808,167.10 = 30,773,997.24/x
  3. Step 3: Cross multiply
    99,861,181.80x = 149,808,167.10 × 30,773,997.24
  4. Step 4: Simplify right side
    99,861,181.80x = 4,610,196,120,864,858
  5. Step 5: Solve for x
    x = 4,610,196,120,864,858/99,861,181.80
  6. Step 6: Final answer
    x = 46,166,048.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.